In terms of precipitation, rainfall in Hamilton, Ontario ranges from 58.0 - 101.0 mm per month. July is typically the wettest month, when rainfall can reach 101.0 mm. February is typically the driest time to visit Hamilton, Ontario when rainfall is around 58.0 mm.

If weather is an important factor for your trip to Hamilton, Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

What is the cheapest time of day to fly from YSJ to YHM?

When flying from Saint John to Hamilton, Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from St John to Hamilton that include hotel bookings?

Yes. In addition to deals on St John to Hamilton flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from St John to Hamilton?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St John to Hamilton.

Can I find deals for business class flights from St John to Hamilton?

Yes. Cheapflights offers flight deals from St John to Hamilton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 367+ Cheap Flights from Saint John to Hamilton, ON

Cheap flight deals from St John to Hamilton

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from St John to Hamilton
Explore the most affordable flight options available from St John to Hamilton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 September 2026.

Fri 9/106:55 a.m. -

1 stop11h 40m

Sun 11/103:45 p.m. -

1 stop6h 30m

Deal found 5/9C$ 811

Fri 25/96:55 a.m. -

1 stop16h 30m

Sun 27/93:45 p.m. -

1 stop6h 30m

Deal found 1/9C$ 831

Thu 24/96:55 a.m. -

1 stop16h 30m

Mon 28/93:45 p.m. -

1 stop6h 30m

Deal found 1/9C$ 841

Fri 18/96:55 a.m. -

1 stop11h 40m

Mon 21/93:45 p.m. -

1 stop6h 30m

Deal found 1/9C$ 849

Fri 25/96:55 a.m. -

1 stop11h 40m

Mon 28/93:45 p.m. -

1 stop6h 30m

Deal found 3/9C$ 852

Mon 14/96:55 a.m. -

1 stop11h 40m

Sun 27/96:05 a.m. -

1 stop16h 10m

Deal found 2/9C$ 856

Sun 1/116:55 a.m. -

1 stop16h 10m

Wed 4/116:05 a.m. -

1 stop16h 10m

Deal found 3/9C$ 862

Thu 1/106:55 a.m. -

1 stop16h 30m

Thu 8/103:45 p.m. -

1 stop6h 30m

Deal found 3/9C$ 863

Thu 1/106:55 a.m. -

1 stop16h 30m

Sun 4/103:45 p.m. -

1 stop6h 30m

Deal found 5/9C$ 866

Find flight deals from St John to Hamilton

Round-trip from	C$ 811
One-way from	C$ 367
Popular in	March
Cheapest in	July
Average price	C$ 372

9/10-11/10
2 total stops
18h 10m total
Saint John to Hamilton

Search Deals

8/10-31/12
1 total stop
16h 30m total
Saint John to Hamilton

Search Deals

Highest demand for flights based on searches. 15% potential increase in price (C$ 127 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (C$ 32 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Saint JohnHamilton

YSJ Saint John - YHM Hamilton

YSJYHM

Saint John

Sun 1/11

6:55 a.m.-10:05 p.m.

1 stop16h 10m

Hamilton

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 390

Quickest round-trip

Saint JohnHamilton

YSJ Saint John - YHM Hamilton

YSJYHM

Saint John

Thu 17/9

6:55 a.m.-5:35 p.m.

1 stop11h 40m

Hamilton

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 419

Saint JohnHamilton

YSJ Saint John - YHM Hamilton

YSJYHM

Saint John

Wed 16/9

6:55 a.m.-10:25 p.m.

1 stop16h 30m

Hamilton

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 419

Saint JohnHamilton

YSJ Saint John - YHM Hamilton

YSJYHM

Saint John

Fri 2/10

6:55 a.m.-5:35 p.m.

1 stop11h 40m

Hamilton

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 430

Saint JohnHamilton

YSJ Saint John - YHM Hamilton

YSJYHM

Saint John

Fri 13/11

6:55 a.m.-10:05 p.m.

1 stop16h 10m

Hamilton

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 444

Saint JohnHamilton

YSJ Saint John - YHM Hamilton

YSJYHM

Saint John

Mon 28/9

6:55 a.m.-10:25 p.m.

1 stop16h 30m

Hamilton

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 463

Saint JohnHamilton

YSJ Saint John - YHM Hamilton

YSJYHM

Saint John

Tue 22/9

6:55 a.m.-10:25 p.m.

1 stop16h 30m

Hamilton

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 463

Saint JohnHamilton

YSJ Saint John - YHM Hamilton

YSJYHM

Saint John

Fri 22/1

6:55 a.m.-10:05 p.m.

1 stop16h 10m

Hamilton

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 477

Saint JohnHamilton

YSJ Saint John - YHM Hamilton

YSJYHM

Saint John

Fri 15/1

6:55 a.m.-10:05 p.m.

1 stop16h 10m

Hamilton

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 477

Saint JohnHamilton

YSJ Saint John - YHM Hamilton

YSJYHM

Saint John

Fri 30/10

6:55 a.m.-10:05 p.m.

1 stop16h 10m

Hamilton

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 501

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 21 resultsSorted by cheapest first

Best time to book a flight from St John to Hamilton

Have a flexible travel schedule? Discover the best time to fly to Hamilton from St John with our price prediction graph.

YSJ-YHM

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Can I find deals for flights from St John to Hamilton that include hotel bookings?
Yes. In addition to deals on St John to Hamilton flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St John to Hamilton?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St John to Hamilton.
Can I find deals for business class flights from St John to Hamilton?
Yes. Cheapflights offers flight deals from St John to Hamilton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to Ontario

Flights by cabin class

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Popular flights

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How does Cheapflights help users find flights from St John to Hamilton?

Deals for St John to Hamilton flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from St John to Hamilton?

Cheapflights simply makes it quick and affordable to book flights from St John to Hamilton by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from St John to Hamilton with no change fees?

Yes, we can. To see specific flights from St John to Hamilton with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from St John to Hamilton become cheaper?

Yes, Cheapflights offers price alerts on St John to Hamilton flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Saint John to Hamilton, ON from C$ 367

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from St John to Hamilton

Cheapest flights from St John to HamiltonExplore the most affordable flight options available from St John to Hamilton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 September 2026.

Explore the most affordable flight options available from St John to Hamilton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 September 2026.

Best flights from St John to HamiltonDiscover carefully curated flight deals from St John to Hamilton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 6 September 2026.

Discover carefully curated flight deals from St John to Hamilton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 6 September 2026.

Last-minute flights from St John to HamiltonDiscover last-minute flight deals from St John to Hamilton. Data last updated 6 September 2026 and is based on user searches.

Discover last-minute flight deals from St John to Hamilton. Data last updated 6 September 2026 and is based on user searches.

One-way flights from St John to HamiltonSearch for one-way flight options from St John to Hamilton. Find affordable one-way fares based on user searches. Data last updated 6 September 2026.

Search for one-way flight options from St John to Hamilton. Find affordable one-way fares based on user searches. Data last updated 6 September 2026.

Find flight deals from St John to Hamilton

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Use the filters below to find and compare flights from Saint John to Hamilton that are best for you.

Best time to book a flight from St John to Hamilton

Have a flexible travel schedule? Discover the best time to fly to Hamilton from St John with our price prediction graph.

Related info for your journey

Can I find deals for flights from St John to Hamilton that include hotel bookings?

How can I find direct flights from St John to Hamilton?

Can I find deals for business class flights from St John to Hamilton?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St John to Hamilton

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Hamilton by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to Ontario

Book a non-stop flight to one of these other cities located in Ontario.

Search flights from St John to Hamilton by cabin class

Find flights from St John to Hamilton, based on your preferred cabin class, be it economy, premium economy, business, or first class.

St John and Hamilton flights

Browse other St John and Hamilton flight options. Last updated on 6 September 2026.

Other flights from St John

Browse through other flights departing from St John. Flights are based on user searches made on Cheapflights and were last updated on 6 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Fly with Cheapflights

How does Cheapflights help users find flights from St John to Hamilton?

Why should you use Cheapflights to find cheap flight tickets from St John to Hamilton?

Can Cheapflights find flights from St John to Hamilton with no change fees?

Can Cheapflights notify me if prices for flights from St John to Hamilton become cheaper?

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Travel Smart

Cheapest flights from St John to Hamilton
Explore the most affordable flight options available from St John to Hamilton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 September 2026.

Best flights from St John to Hamilton
Discover carefully curated flight deals from St John to Hamilton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 6 September 2026.

Last-minute flights from St John to Hamilton
Discover last-minute flight deals from St John to Hamilton. Data last updated 6 September 2026 and is based on user searches.

One-way flights from St John to Hamilton
Search for one-way flight options from St John to Hamilton. Find affordable one-way fares based on user searches. Data last updated 6 September 2026.